APA (7th ed.) Citation

Walton, J. (1953). An introduction to the study of fossil plants ([2d ed.].). A. & C. Black.

Chicago Style (17th ed.) Citation

Walton, John. An Introduction to the Study of Fossil Plants. [2d ed.]. London: A. & C. Black, 1953.

MLA (9th ed.) Citation

Walton, John. An Introduction to the Study of Fossil Plants. [2d ed.]. A. & C. Black, 1953.